// sv_phys.c
#include "quakedef.h"
+// used only for VM_GetTempString
+#include "prvm_cmds.h"
/*
*/
-cvar_t sv_friction = {CVAR_NOTIFY, "sv_friction","4"};
-cvar_t sv_stopspeed = {CVAR_NOTIFY, "sv_stopspeed","100"};
-cvar_t sv_gravity = {CVAR_NOTIFY, "sv_gravity","800"};
-cvar_t sv_maxvelocity = {CVAR_NOTIFY, "sv_maxvelocity","2000"};
-cvar_t sv_nostep = {CVAR_NOTIFY, "sv_nostep","0"};
-cvar_t sv_stepheight = {CVAR_NOTIFY, "sv_stepheight", "18"};
-cvar_t sv_jumpstep = {CVAR_NOTIFY, "sv_jumpstep", "1"};
-cvar_t sv_wallfriction = {CVAR_NOTIFY, "sv_wallfriction", "1"};
-cvar_t sv_newflymove = {CVAR_NOTIFY, "sv_newflymove", "0"};
-cvar_t sv_freezenonclients = {CVAR_NOTIFY, "sv_freezenonclients", "0"};
-cvar_t sv_playerphysicsqc = {CVAR_NOTIFY, "sv_playerphysicsqc", "1"};
+cvar_t sv_friction = {CVAR_NOTIFY, "sv_friction","4", "how fast you slow down"};
+cvar_t sv_waterfriction = {CVAR_NOTIFY, "sv_waterfriction","-1", "how fast you slow down, if less than 0 the sv_friction variable is used instead"};
+cvar_t sv_stopspeed = {CVAR_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
+cvar_t sv_gravity = {CVAR_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
+cvar_t sv_maxvelocity = {CVAR_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
+cvar_t sv_nostep = {CVAR_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
+cvar_t sv_stepheight = {CVAR_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
+cvar_t sv_jumpstep = {CVAR_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping (sv_gameplayfix_stepwhilejumping must also be 1)"};
+cvar_t sv_wallfriction = {CVAR_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
+cvar_t sv_newflymove = {CVAR_NOTIFY, "sv_newflymove", "0", "enables simpler/buggier player physics (not recommended)"};
+cvar_t sv_freezenonclients = {CVAR_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
+cvar_t sv_playerphysicsqc = {CVAR_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
+
+cvar_t sv_sound_watersplash = {0, "sv_sound_watersplash", "misc/h2ohit1.wav", "sound to play when MOVETYPE_FLY/TOSS/BOUNCE/STEP entity enters or leaves water (empty cvar disables the sound)"};
+cvar_t sv_sound_land = {0, "sv_sound_land", "demon/dland2.wav", "sound to play when MOVETYPE_STEP entity hits the ground at high speed (empty cvar disables the sound)"};
+
+// TODO: move this extern to server.h
+extern cvar_t sv_clmovement_waitforinput;
#define MOVE_EPSILON 0.01
Cvar_RegisterVariable(&sv_freezenonclients);
Cvar_RegisterVariable(&sv_playerphysicsqc);
+
+ Cvar_RegisterVariable(&sv_sound_watersplash);
+ Cvar_RegisterVariable(&sv_sound_land);
+}
+
+/*
+============
+SV_TestEntityPosition
+
+returns true if the entity is in solid currently
+============
+*/
+static int SV_TestEntityPosition (prvm_edict_t *ent)
+{
+ trace_t trace = SV_Move (ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, ent->fields.server->origin, MOVE_NOMONSTERS, ent);
+ if (trace.startsupercontents & SUPERCONTENTS_SOLID)
+ return true;
+ else
+ return false;
}
/*
}
}
+// DRESK - Support for Entity Contents Transition Event
+/*
+================
+SV_CheckContentsTransition
+
+returns true if entity had a valid contentstransition function call
+================
+*/
+int SV_CheckContentsTransition(prvm_edict_t *ent, const int nContents)
+{
+ int bValidFunctionCall;
+ prvm_eval_t *contentstransition;
+
+ // Default Valid Function Call to False
+ bValidFunctionCall = false;
+
+ if(ent->fields.server->watertype != nContents)
+ { // Changed Contents
+ // Acquire Contents Transition Function from QC
+ contentstransition = PRVM_GETEDICTFIELDVALUE(ent, eval_contentstransition);
+
+ if(contentstransition->function)
+ { // Valid Function; Execute
+ // Assign Valid Function
+ bValidFunctionCall = true;
+ // Prepare Parameters (Original Contents, New Contents)
+ // Original Contents
+ PRVM_G_FLOAT(OFS_PARM0) = ent->fields.server->watertype;
+ // New Contents
+ PRVM_G_FLOAT(OFS_PARM1) = nContents;
+ // Execute VM Function
+ PRVM_ExecuteProgram(contentstransition->function, "contentstransition: NULL function");
+ }
+ }
+
+ // Return if Function Call was Valid
+ return bValidFunctionCall;
+}
+
+
/*
================
SV_CheckVelocity
Two entities have touched, so run their touch functions
==================
*/
-void SV_Impact (prvm_edict_t *e1, prvm_edict_t *e2)
+void SV_Impact (prvm_edict_t *e1, trace_t *trace)
{
int old_self, old_other;
+ prvm_edict_t *e2 = (prvm_edict_t *)trace->ent;
+ prvm_eval_t *val;
old_self = prog->globals.server->self;
old_other = prog->globals.server->other;
prog->globals.server->time = sv.time;
- if (e1->fields.server->touch && e1->fields.server->solid != SOLID_NOT)
+ if (!e1->priv.server->free && !e2->priv.server->free && e1->fields.server->touch && e1->fields.server->solid != SOLID_NOT)
{
prog->globals.server->self = PRVM_EDICT_TO_PROG(e1);
prog->globals.server->other = PRVM_EDICT_TO_PROG(e2);
+ prog->globals.server->trace_allsolid = trace->allsolid;
+ prog->globals.server->trace_startsolid = trace->startsolid;
+ prog->globals.server->trace_fraction = trace->fraction;
+ prog->globals.server->trace_inwater = trace->inwater;
+ prog->globals.server->trace_inopen = trace->inopen;
+ VectorCopy (trace->endpos, prog->globals.server->trace_endpos);
+ VectorCopy (trace->plane.normal, prog->globals.server->trace_plane_normal);
+ prog->globals.server->trace_plane_dist = trace->plane.dist;
+ if (trace->ent)
+ prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(trace->ent);
+ else
+ prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(prog->edicts);
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dpstartcontents)))
+ val->_float = trace->startsupercontents;
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitcontents)))
+ val->_float = trace->hitsupercontents;
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitq3surfaceflags)))
+ val->_float = trace->hitq3surfaceflags;
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphittexturename)))
+ {
+ if (trace->hittexture)
+ {
+ char *s = VM_GetTempString();
+ strlcpy(s, trace->hittexture->name, VM_STRINGTEMP_LENGTH);
+ val->string = PRVM_SetEngineString(s);
+ }
+ else
+ val->string = 0;
+ }
PRVM_ExecuteProgram (e1->fields.server->touch, "QC function self.touch is missing");
}
- if (e2->fields.server->touch && e2->fields.server->solid != SOLID_NOT)
+ if (!e1->priv.server->free && !e2->priv.server->free && e2->fields.server->touch && e2->fields.server->solid != SOLID_NOT)
{
prog->globals.server->self = PRVM_EDICT_TO_PROG(e2);
prog->globals.server->other = PRVM_EDICT_TO_PROG(e1);
+ prog->globals.server->trace_allsolid = false;
+ prog->globals.server->trace_startsolid = false;
+ prog->globals.server->trace_fraction = 1;
+ prog->globals.server->trace_inwater = false;
+ prog->globals.server->trace_inopen = true;
+ VectorCopy (e2->fields.server->origin, prog->globals.server->trace_endpos);
+ VectorSet (prog->globals.server->trace_plane_normal, 0, 0, 1);
+ prog->globals.server->trace_plane_dist = 0;
+ prog->globals.server->trace_ent = PRVM_EDICT_TO_PROG(e1);
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dpstartcontents)))
+ val->_float = 0;
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitcontents)))
+ val->_float = 0;
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphitq3surfaceflags)))
+ val->_float = 0;
+ if ((val = PRVM_GETGLOBALFIELDVALUE(gval_trace_dphittexturename)))
+ val->string = 0;
PRVM_ExecuteProgram (e2->fields.server->touch, "QC function self.touch is missing");
}
Con_Print("\n");
#endif
- /*
- if (trace.startsolid)
+#if 0
+ if (trace.bmodelstartsolid)
{
- // LordHavoc: note: this code is what makes entities stick in place if embedded in another object (which can be the world)
+ // LordHavoc: note: this code is what makes entities stick in place
+ // if embedded in world only (you can walk through other objects if
+ // stuck)
// entity is trapped in another solid
VectorClear(ent->fields.server->velocity);
return 3;
}
- */
+#endif
// break if it moved the entire distance
if (trace.fraction == 1)
// run the impact function
if (impact)
{
- SV_Impact(ent, (prvm_edict_t *)trace.ent);
+ SV_Impact(ent, &trace);
// break if removed by the impact function
if (ent->priv.server->free)
trace = SV_Move(ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, end, MOVE_NORMAL, ent);
}
*/
+
+ // LordHavoc: this came from QW and allows you to get out of water more easily
+ if (sv_gameplayfix_qwplayerphysics.integer && ((int)ent->fields.server->flags & FL_WATERJUMP))
+ VectorCopy(primal_velocity, ent->fields.server->velocity);
return blocked;
}
Does not change the entities velocity at all
============
*/
-trace_t SV_PushEntity (prvm_edict_t *ent, vec3_t push)
+static trace_t SV_PushEntity (prvm_edict_t *ent, vec3_t push, qboolean failonbmodelstartsolid)
{
int type;
trace_t trace;
type = MOVE_NORMAL;
trace = SV_Move (ent->fields.server->origin, ent->fields.server->mins, ent->fields.server->maxs, end, type, ent);
+ if (trace.bmodelstartsolid && failonbmodelstartsolid)
+ return trace;
VectorCopy (trace.endpos, ent->fields.server->origin);
SV_LinkEdict (ent, true);
- if (trace.ent && (!((int)ent->fields.server->flags & FL_ONGROUND) || ent->fields.server->groundentity != PRVM_EDICT_TO_PROG(trace.ent)))
- SV_Impact (ent, (prvm_edict_t *)trace.ent);
+ if (ent->fields.server->solid >= SOLID_TRIGGER && trace.ent && (!((int)ent->fields.server->flags & FL_ONGROUND) || ent->fields.server->groundentity != PRVM_EDICT_TO_PROG(trace.ent)))
+ SV_Impact (ent, &trace);
return trace;
}
SV_LinkEdict (pusher, false);
return;
default:
- Con_Printf("SV_PushMove: unrecognized solid type %f\n", pusher->fields.server->solid);
+ Con_Printf("SV_PushMove: entity #%i, unrecognized solid type %f\n", PRVM_NUM_FOR_EDICT(pusher), pusher->fields.server->solid);
return;
}
index = (int) pusher->fields.server->modelindex;
if (index < 1 || index >= MAX_MODELS)
{
- Con_Printf("SV_PushMove: invalid modelindex %f\n", pusher->fields.server->modelindex);
+ Con_Printf("SV_PushMove: entity #%i has an invalid modelindex %f\n", PRVM_NUM_FOR_EDICT(pusher), pusher->fields.server->modelindex);
return;
}
pushermodel = sv.models[index];
continue;
// if the entity is standing on the pusher, it will definitely be moved
- if (!(((int)check->fields.server->flags & FL_ONGROUND) && PRVM_PROG_TO_EDICT(check->fields.server->groundentity) == pusher))
+ if (((int)check->fields.server->flags & FL_ONGROUND) && PRVM_PROG_TO_EDICT(check->fields.server->groundentity) == pusher)
{
- // if the entity is not inside the pusher's final position, leave it alone
- if (!SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID).startsolid)
- continue;
// remove the onground flag for non-players
if (check->fields.server->movetype != MOVETYPE_WALK)
check->fields.server->flags = (int)check->fields.server->flags & ~FL_ONGROUND;
}
+ else
+ {
+ // if the entity is not inside the pusher's final position, leave it alone
+ if (!SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY).startsolid)
+ continue;
+ }
if (forward[0] != 1 || left[1] != 1) // quick way to check if any rotation is used
// try moving the contacted entity
pusher->fields.server->solid = SOLID_NOT;
- trace = SV_PushEntity (check, move);
+ trace = SV_PushEntity (check, move, true);
// FIXME: turn players specially
check->fields.server->angles[1] += trace.fraction * moveangle[1];
pusher->fields.server->solid = savesolid; // was SOLID_BSP
+ //Con_Printf("%s:%d frac %f startsolid %d bmodelstartsolid %d allsolid %d\n", __FILE__, __LINE__, trace.fraction, trace.startsolid, trace.bmodelstartsolid, trace.allsolid);
// if it is still inside the pusher, block
- if (SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID).startsolid)
+ if (SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY).startsolid)
{
// try moving the contacted entity a tiny bit further to account for precision errors
vec3_t move2;
VectorScale(move, 1.1, move2);
VectorCopy (check->priv.server->moved_from, check->fields.server->origin);
VectorCopy (check->priv.server->moved_fromangles, check->fields.server->angles);
- SV_PushEntity (check, move2);
+ SV_PushEntity (check, move2, true);
pusher->fields.server->solid = savesolid;
- if (SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID).startsolid)
+ if (SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY).startsolid)
{
// try moving the contacted entity a tiny bit less to account for precision errors
pusher->fields.server->solid = SOLID_NOT;
VectorScale(move, 0.9, move2);
VectorCopy (check->priv.server->moved_from, check->fields.server->origin);
VectorCopy (check->priv.server->moved_fromangles, check->fields.server->angles);
- SV_PushEntity (check, move2);
+ SV_PushEntity (check, move2, true);
pusher->fields.server->solid = savesolid;
- if (SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID).startsolid)
+ if (SV_ClipMoveToEntity(pusher, check->fields.server->origin, check->fields.server->mins, check->fields.server->maxs, check->fields.server->origin, 0, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY).startsolid)
{
// still inside pusher, so it's really blocked
VectorCopy (ent->fields.server->oldorigin, ent->fields.server->origin);
if (!SV_TestEntityPosition(ent))
{
- Con_DPrint("Unstuck.\n");
+ Con_DPrintf("Unstuck player entity %i (classname \"%s\") by restoring oldorigin.\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
SV_LinkEdict (ent, true);
return;
}
- for (z=0 ; z< 18 ; z++)
+ for (z=-1 ; z< 18 ; z++)
for (i=-1 ; i <= 1 ; i++)
for (j=-1 ; j <= 1 ; j++)
{
ent->fields.server->origin[2] = org[2] + z;
if (!SV_TestEntityPosition(ent))
{
- Con_DPrint("Unstuck.\n");
+ Con_DPrintf("Unstuck player entity %i (classname \"%s\") with offset %f %f %f.\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname), (float)i, (float)j, (float)z);
SV_LinkEdict (ent, true);
return;
}
}
VectorCopy (org, ent->fields.server->origin);
- Con_DPrint("player is stuck.\n");
+ Con_DPrintf("Stuck player entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
+}
+
+static void SV_UnstickEntity (prvm_edict_t *ent)
+{
+ int i, j, z;
+ vec3_t org;
+
+ // if not stuck in a bmodel, just return
+ if (!SV_TestEntityPosition(ent))
+ return;
+
+ VectorCopy (ent->fields.server->origin, org);
+
+ for (z=-1 ; z< 18 ; z += 6)
+ for (i=-1 ; i <= 1 ; i++)
+ for (j=-1 ; j <= 1 ; j++)
+ {
+ ent->fields.server->origin[0] = org[0] + i;
+ ent->fields.server->origin[1] = org[1] + j;
+ ent->fields.server->origin[2] = org[2] + z;
+ if (!SV_TestEntityPosition(ent))
+ {
+ Con_DPrintf("Unstuck entity %i (classname \"%s\") with offset %f %f %f.\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname), (float)i, (float)j, (float)z);
+ SV_LinkEdict (ent, true);
+ return;
+ }
+ }
+
+ VectorCopy (org, ent->fields.server->origin);
+ Con_DPrintf("Stuck entity %i (classname \"%s\").\n", (int)PRVM_EDICT_TO_PROG(ent), PRVM_GetString(ent->fields.server->classname));
}
qboolean SV_CheckWater (prvm_edict_t *ent)
{
int cont;
+ int nNativeContents;
vec3_t point;
point[0] = ent->fields.server->origin[0];
point[1] = ent->fields.server->origin[1];
point[2] = ent->fields.server->origin[2] + ent->fields.server->mins[2] + 1;
+ // DRESK - Support for Entity Contents Transition Event
+ // NOTE: Some logic needed to be slightly re-ordered
+ // to not affect performance and allow for the feature.
+
+ // Acquire Super Contents Prior to Resets
+ cont = SV_PointSuperContents(point);
+ // Acquire Native Contents Here
+ nNativeContents = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, cont);
+
+ // DRESK - Support for Entity Contents Transition Event
+ if(ent->fields.server->watertype)
+ // Entity did NOT Spawn; Check
+ SV_CheckContentsTransition(ent, nNativeContents);
+
+
ent->fields.server->waterlevel = 0;
ent->fields.server->watertype = CONTENTS_EMPTY;
cont = SV_PointSuperContents(point);
if (cont & (SUPERCONTENTS_LIQUIDSMASK))
{
- ent->fields.server->watertype = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, cont);
+ ent->fields.server->watertype = nNativeContents;
ent->fields.server->waterlevel = 1;
point[2] = ent->fields.server->origin[2] + (ent->fields.server->mins[2] + ent->fields.server->maxs[2])*0.5;
if (SV_PointSuperContents(point) & (SUPERCONTENTS_LIQUIDSMASK))
case 7: dir[0] = -2; dir[1] = -2; break;
}
- SV_PushEntity (ent, dir);
+ SV_PushEntity (ent, dir, false);
// retry the original move
ent->fields.server->velocity[0] = oldvel[0];
VectorClear (upmove);
upmove[2] = sv_stepheight.value;
// FIXME: don't link?
- SV_PushEntity(ent, upmove);
+ SV_PushEntity(ent, upmove, false);
// move forward
ent->fields.server->velocity[2] = 0;
VectorClear (downmove);
downmove[2] = -sv_stepheight.value + start_velocity[2]*sv.frametime;
// FIXME: don't link?
- downtrace = SV_PushEntity (ent, downmove);
+ downtrace = SV_PushEntity (ent, downmove, false);
if (downtrace.fraction < 1 && downtrace.plane.normal[2] > 0.7)
{
+ // this has been disabled so that you can't jump when you are stepping
+ // up while already jumping (also known as the Quake2 stair jump bug)
+#if 0
// LordHavoc: disabled this check so you can walk on monsters/players
//if (ent->fields.server->solid == SOLID_BSP)
{
ent->fields.server->flags = (int)ent->fields.server->flags | FL_ONGROUND;
ent->fields.server->groundentity = PRVM_EDICT_TO_PROG(downtrace.ent);
}
+#endif
}
else
{
return;
}
- // check if the entity crossed into or out of water
- if (gamemode != GAME_NEXUIZ && ((ent->fields.server->watertype == CONTENTS_WATER || ent->fields.server->watertype == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
- SV_StartSound (ent, 0, "misc/h2ohit1.wav", 255, 1);
+ // DRESK - Support for Entity Contents Transition Event
+ // NOTE: Call here BEFORE updating the watertype below,
+ // and suppress watersplash sound if a valid function
+ // call was made to allow for custom "splash" sounds.
+ if( !SV_CheckContentsTransition(ent, cont) )
+ { // Contents Transition Function Invalid; Potentially Play Water Sound
+ // check if the entity crossed into or out of water
+ if (sv_sound_watersplash.string && ((ent->fields.server->watertype == CONTENTS_WATER || ent->fields.server->watertype == CONTENTS_SLIME) != (cont == CONTENTS_WATER || cont == CONTENTS_SLIME)))
+ SV_StartSound (ent, 0, sv_sound_watersplash.string, 255, 1);
+ }
if (cont <= CONTENTS_WATER)
{
trace_t trace;
vec3_t move;
- // don't stick to ground if onground and moving upward
- if (ent->fields.server->velocity[2] >= (1.0 / 32.0) && ((int)ent->fields.server->flags & FL_ONGROUND))
- ent->fields.server->flags = (int)ent->fields.server->flags & ~FL_ONGROUND;
-
// if onground, return without moving
if ((int)ent->fields.server->flags & FL_ONGROUND)
{
- if (ent->fields.server->groundentity == 0 || sv_gameplayfix_noairborncorpse.integer)
+ if (ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer)
+ {
+ // don't stick to ground if onground and moving upward
+ ent->fields.server->flags -= FL_ONGROUND;
+ }
+ else if (!ent->fields.server->groundentity || !sv_gameplayfix_noairborncorpse.integer)
+ {
+ // we can trust FL_ONGROUND if groundentity is world because it never moves
return;
- // if ent was supported by a brush model on previous frame,
- // and groundentity is now freed, set groundentity to 0 (floating)
- if (ent->priv.server->suspendedinairflag && PRVM_PROG_TO_EDICT(ent->fields.server->groundentity)->priv.server->free)
+ }
+ else if (ent->priv.server->suspendedinairflag && PRVM_PROG_TO_EDICT(ent->fields.server->groundentity)->priv.server->free)
{
- // leave it suspended in the air
+ // if ent was supported by a brush model on previous frame,
+ // and groundentity is now freed, set groundentity to 0 (world)
+ // which leaves it suspended in the air
ent->fields.server->groundentity = 0;
return;
}
// move origin
VectorScale (ent->fields.server->velocity, sv.frametime, move);
- trace = SV_PushEntity (ent, move);
+ trace = SV_PushEntity (ent, move, true);
if (ent->priv.server->free)
return;
+ if (trace.bmodelstartsolid)
+ {
+ // try to unstick the entity
+ SV_UnstickEntity(ent);
+ trace = SV_PushEntity (ent, move, false);
+ if (ent->priv.server->free)
+ return;
+ }
if (trace.fraction < 1)
{
*/
void SV_Physics_Step (prvm_edict_t *ent)
{
- // don't stick to ground if onground and moving upward
- if (ent->fields.server->velocity[2] >= (1.0 / 32.0) && ((int)ent->fields.server->flags & FL_ONGROUND))
- ent->fields.server->flags = (int)ent->fields.server->flags & ~FL_ONGROUND;
-
- // freefall if not onground/fly/swim
- if (!((int)ent->fields.server->flags & (FL_ONGROUND | FL_FLY | FL_SWIM)))
+ int flags = (int)ent->fields.server->flags;
+ // don't fall at all if fly/swim
+ if (!(flags & (FL_FLY | FL_SWIM)))
{
- int hitsound = ent->fields.server->velocity[2] < sv_gravity.value * -0.1;
+ if (flags & FL_ONGROUND)
+ {
+ // freefall if onground and moving upward
+ // freefall if not standing on a world surface (it may be a lift or trap door)
+ if ((ent->fields.server->velocity[2] >= (1.0 / 32.0) && sv_gameplayfix_upwardvelocityclearsongroundflag.integer) || ent->fields.server->groundentity)
+ {
+ ent->fields.server->flags -= FL_ONGROUND;
+ SV_AddGravity(ent);
+ SV_CheckVelocity(ent);
+ SV_FlyMove(ent, sv.frametime, NULL);
+ SV_LinkEdict(ent, true);
+ }
+ }
+ else
+ {
+ // freefall if not onground
+ int hitsound = ent->fields.server->velocity[2] < sv_gravity.value * -0.1;
- SV_AddGravity(ent);
- SV_CheckVelocity(ent);
- SV_FlyMove(ent, sv.frametime, NULL);
- SV_LinkEdict(ent, true);
+ SV_AddGravity(ent);
+ SV_CheckVelocity(ent);
+ SV_FlyMove(ent, sv.frametime, NULL);
+ SV_LinkEdict(ent, true);
- // just hit ground
- if (hitsound && (int)ent->fields.server->flags & FL_ONGROUND && gamemode != GAME_NEXUIZ)
- SV_StartSound(ent, 0, "demon/dland2.wav", 255, 1);
+ // just hit ground
+ if (hitsound && (int)ent->fields.server->flags & FL_ONGROUND && sv_sound_land.string)
+ SV_StartSound(ent, 0, sv_sound_land.string, 255, 1);
+ }
}
// regular thinking
//============================================================================
-static void SV_Physics_Entity (prvm_edict_t *ent, qboolean runmove)
+static void SV_Physics_Entity (prvm_edict_t *ent)
{
+ // don't run a move on newly spawned projectiles as it messes up movement
+ // interpolation and rocket trails
+ qboolean runmove = ent->priv.server->move;
+ ent->priv.server->move = true;
switch ((int) ent->fields.server->movetype)
{
case MOVETYPE_PUSH:
}
}
+void SV_ApplyClientMove (void);
void SV_Physics_ClientEntity (prvm_edict_t *ent)
{
+ SV_ApplyClientMove();
// make sure the velocity is sane (not a NaN)
SV_CheckVelocity(ent);
// LordHavoc: QuakeC replacement for SV_ClientThink (player movement)
*/
void SV_Physics (void)
{
- int i, newnum_edicts;
+ int i;
prvm_edict_t *ent;
- unsigned char runmove[MAX_EDICTS];
// let the progs know that a new frame has started
prog->globals.server->self = PRVM_EDICT_TO_PROG(prog->edicts);
prog->globals.server->frametime = sv.frametime;
PRVM_ExecuteProgram (prog->globals.server->StartFrame, "QC function StartFrame is missing");
- // don't run a move on newly spawned projectiles as it messes up movement
- // interpolation and rocket trails
- newnum_edicts = 0;
- for (i = 0, ent = prog->edicts;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
- if ((runmove[i] = !ent->priv.server->free))
- newnum_edicts = i + 1;
- prog->num_edicts = max(svs.maxclients + 1, newnum_edicts);
-
//
// treat each object in turn
//
if (!host_client->spawned)
memset(&host_client->cmd, 0, sizeof(host_client->cmd));
// don't run physics here if running asynchronously
- else if (!host_client->movesequence)
+ else if (host_client->clmovement_skipphysicsframes > 0)
+ host_client->clmovement_skipphysicsframes--;
+ else
SV_Physics_ClientEntity(ent);
}
}
if (!sv_freezenonclients.integer)
for (;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
if (!ent->priv.server->free)
- SV_Physics_Entity(ent, runmove[i]);
+ SV_Physics_Entity(ent);
if (prog->globals.server->force_retouch > 0)
prog->globals.server->force_retouch = max(0, prog->globals.server->force_retouch - 1);
PRVM_ExecuteProgram ((func_t)(EndFrameQC - prog->functions), "QC function EndFrame is missing");
}
+ // decrement prog->num_edicts if the highest number entities died
+ for (;PRVM_EDICT_NUM(prog->num_edicts - 1)->priv.server->free;prog->num_edicts--);
+
if (!sv_freezenonclients.integer)
sv.time += sv.frametime;
}
trace_t SV_Trace_Toss (prvm_edict_t *tossent, prvm_edict_t *ignore)
{
int i;
- float gravity, savesolid;
+ float gravity;
vec3_t move, end;
- prvm_edict_t tempent, *tent;
- entvars_t vars;
+ vec3_t original_origin;
+ vec3_t original_velocity;
+ vec3_t original_angles;
+ vec3_t original_avelocity;
prvm_eval_t *val;
trace_t trace;
- // copy the vars over
- memcpy(&vars, tossent->fields.server, sizeof(entvars_t));
- // set up the temp entity to point to the copied vars
- tent = &tempent;
- tent->fields.server = &vars;
-
- savesolid = tossent->fields.server->solid;
- tossent->fields.server->solid = SOLID_NOT;
+ VectorCopy(tossent->fields.server->origin , original_origin );
+ VectorCopy(tossent->fields.server->velocity , original_velocity );
+ VectorCopy(tossent->fields.server->angles , original_angles );
+ VectorCopy(tossent->fields.server->avelocity, original_avelocity);
- // this has to fetch the field from the original edict, since our copy is truncated
val = PRVM_GETEDICTFIELDVALUE(tossent, eval_gravity);
if (val != NULL && val->_float != 0)
gravity = val->_float;
for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
{
- SV_CheckVelocity (tent);
- tent->fields.server->velocity[2] -= gravity;
- VectorMA (tent->fields.server->angles, 0.05, tent->fields.server->avelocity, tent->fields.server->angles);
- VectorScale (tent->fields.server->velocity, 0.05, move);
- VectorAdd (tent->fields.server->origin, move, end);
- trace = SV_Move (tent->fields.server->origin, tent->fields.server->mins, tent->fields.server->maxs, end, MOVE_NORMAL, tent);
- VectorCopy (trace.endpos, tent->fields.server->origin);
-
- if (trace.fraction < 1 && trace.ent && trace.ent != ignore)
+ SV_CheckVelocity (tossent);
+ tossent->fields.server->velocity[2] -= gravity;
+ VectorMA (tossent->fields.server->angles, 0.05, tossent->fields.server->avelocity, tossent->fields.server->angles);
+ VectorScale (tossent->fields.server->velocity, 0.05, move);
+ VectorAdd (tossent->fields.server->origin, move, end);
+ trace = SV_Move (tossent->fields.server->origin, tossent->fields.server->mins, tossent->fields.server->maxs, end, MOVE_NORMAL, tossent);
+ VectorCopy (trace.endpos, tossent->fields.server->origin);
+
+ if (trace.fraction < 1)
break;
}
- tossent->fields.server->solid = savesolid;
- trace.fraction = 0; // not relevant
+
+ VectorCopy(original_origin , tossent->fields.server->origin );
+ VectorCopy(original_velocity , tossent->fields.server->velocity );
+ VectorCopy(original_angles , tossent->fields.server->angles );
+ VectorCopy(original_avelocity, tossent->fields.server->avelocity);
+
return trace;
}